The letter says the job is yours, contingent on a favorable clearance determination. Under the federal rule that governs contractor clearances, that one word carries a clock: employment has to commence within 45 days of your eligibility being granted at the level the work requires. It also carries two conditions the hiring manager does not control. A government decision about your access. A funded, specific classified contract for you to sit on. Here is what a contingent offer on a cleared req actually commits, what has to close before it converts, and why you keep a second search running until it does.

What does a contingent offer on a cleared req actually mean?

It means the job is real but conditional. Two things have to close: the government has to grant you eligibility for access to classified information, and there has to be a specific, funded classified contract for you to work on. The employer controls neither one.

Start with who decides. Your eligibility is determined by the Cognizant Security Agency, not the company that hired you. The NISPOM rule at 32 CFR 117.10 is blunt about the sequence: the agency makes the call, then notifies the contractor once eligibility has been granted. The company writing your offer is waiting on that notice too.

The second condition is the contract itself. Before it can give you access, the contractor has to determine that your access is essential to fulfilling a specific classified contract. If that contract is not awarded, or its funding slips, the requirement for a cleared body can evaporate, and so can the req. This is a big part of why the offer is contingent rather than firm, and it is the practical difference between a government contract job and a federal job. A contingent cleared offer is a sponsorship path, the same mechanism behind most jobs that sponsor a security clearance.

What has to happen before the offer converts to a start date?

Several gates close in sequence. The company needs a facility clearance for the classified work. You accept in writing. You complete an SF-86 that your Facility Security Officer reviews. You sign the SF 312 nondisclosure agreement. Eligibility is granted. Then, and only then, you start, inside the 45-day window.

The facility gate comes first and it is easy to overlook. A contractor cannot be granted access until the government makes an entity eligibility determination, better known as a Facility Clearance. A company also cannot sponsor its own: a Government Contracting Activity or an already-cleared prime has to sponsor it, which can happen at any point in the contract life cycle, including the solicitation or competition phase. If you want the employer’s side of this, see whether a company can sponsor a clearance and what sponsoring a clearance actually costs. Both help explain why offers arrive hedged.

Then two eligibility gates have to both come up favorable. At a newly cleared or clearing facility, employees are not granted access until a favorable facility determination and a favorable personnel clearance eligibility have both been granted. One without the other does not open the door.

Your own paperwork is a gate too. When an employer submits a pre-employment investigation, the rule requires a written commitment from the contractor and your written acceptance of the offer. You provide proof of U.S. citizenship using original or certified documents, and your FSO reviews your SF-86 for adequacy and completeness before it goes out. You execute the SF 312 before you touch anything classified. Each of these is a step where a start date can slip if something is missing.

How fast can it convert if you already hold a clearance?

The fastest path is reciprocity. A current eligibility built on an investigation whose scope meets or exceeds the level the new job needs becomes the basis for a new determination, without a fresh investigation, unless the agency learns of significant derogatory information not previously adjudicated. That is how an already-cleared candidate converts a contingent offer quickly.

Quickly is not the same as automatically. A prior clearance that lapsed because of a break in employment does not carry over. If that break caused a loss of eligibility, the contractor cannot give you access without a new determination by the agency, so an “I used to be cleared” offer can look a lot like a first-timer’s. Where your eligibility is recorded and checked matters here, which is the whole story of Scattered Castles versus DISS.

Interim versus final: what does an interim actually let you do?

An interim, now formally called temporary eligibility, can issue before the full investigation finishes, but only if there is no adverse information calling your eligibility into question. It is capped at one year unless the agency extends it. It also does not cover every kind of access, and it can be pulled without any appeal.

That last point deserves weight before you resign anything. If temporary eligibility is later withdrawn because derogatory information surfaces, that withdrawal is not a denial or revocation, and it cannot be appealed. You would simply be back to waiting on the full determination. The mechanics of getting to yes are covered in depth in our piece on the interim security clearance.

What is the clearance actually contingent on being adjudicated?

The standard, and it does not tilt your way. Eligibility is granted only when it is clearly consistent with the national security interests of the United States, and any doubt is resolved in favor of national security, not the applicant. Adjudicators apply a whole-person judgment across 13 guidelines and weigh nine specific factors.

Those 13 guidelines, labeled A through M in SEAD 4, run from Allegiance and Foreign Influence through Financial Considerations, Personal Conduct, Drug Involvement, Criminal Conduct, and Use of Information Technology. No single item is automatically disqualifying. The nine process factors are the mitigation levers you can actually address: the nature and seriousness of the conduct, how recent and frequent it was, whether participation was voluntary, the motivation behind it, evidence of rehabilitation, and the likelihood it recurs.

If the answer comes back no, there is a defined process, and it is the only firm clock in this space. An industrial applicant receives a written Statement of Reasons. You then submit a written answer that has to reach the Defense Office of Hearings and Appeals within 20 days of receiving the SOR, and you have to specifically request a hearing in that answer to get one. Those procedures are codified in 32 CFR Part 155, Appendix A.

Why should you not bank a start date on it?

Because the timeline is both slow and unreliably measured, and even the government struggles to report it accurately. That is not cynicism. It is the finding of the independent watchdog that audits this system.

The Government Accountability Office, in a February 2026 review (GAO-26-108838), found federal agencies have not met timeliness goals for nearly all phases of the clearance process, and that average initial Top Secret times have trended longer from fiscal year 2022 to 2025. The data behind those timelines is worse. In a December 2025 report (GAO-26-107100), GAO found more than 60% of the FY2024 data it reviewed was not reliable across eight reporting requirements and seven agencies, and that 86% of the timeliness data it analyzed was inaccurate, a third of it off by 20% or more. If the official numbers cannot be trusted, a recruiter’s projected start date is a hope, not a schedule.

There is a hopeful counterweight, and it cuts the same way. Under Trusted Workforce 2.0, interim clearances are speeding up: in a GAO contractor survey published in May 2025 (GAO-25-107325), an estimated 45% of contractors reported faster preliminary determinations and 40% reported better request efficiency. But 52% still reported challenges getting background-investigation information. So the interim can arrive fast while the final stalls behind it. And an interim Secret or Confidential does not let you touch Restricted Data, COMSEC, or NATO information, which needs a final Secret. You can be badged and still unable to do, or bill, the actual work on day one.

What does a real backup plan look like?

Keep searching. Treat the contingent offer as one strong live option, not a finish line, and run a parallel search until eligibility is granted and your start date is confirmed in writing. The old safety net is thinner than it used to be.

That safety net was the assumption that if a contract changed hands, the winning contractor would re-badge the incumbent staff. At the federal level that mandate is gone. FAR 52.222-17, the Nondisplacement of Qualified Workers clause, is currently [Reserved], because Executive Order 14055 was revoked by Executive Order 14148 of January 20, 2025. You can confirm the clause status directly at acquisition.gov. Plan for the possibility that the offer, the contract, or the timeline slips, because no federal rule now guarantees a re-badge.

Practically, that means a few habits. Do not resign your current role until you have at least an interim in hand plus a confirmed start date, or a final. Get the 45-day commencement commitment in writing, since the rule already frames the offer around it. Keep applying to other cleared reqs so a single stalled adjudication does not idle you. If your contingency fails because a contract was lost rather than a clearance denied, the moves are different, and we lay them out in the piece on defense contractor layoffs and keeping your clearance alive.

Frequently Asked Questions

Does a contingent offer mean I already have the job?

No. It means the job is real but conditional. It converts only when the government grants you eligibility for access and there is a specific, funded classified contract for you to work on. Both conditions sit outside the hiring manager’s control, which is exactly why the word “contingent” is there.

How long is an interim clearance good for?

A temporary, or interim, eligibility determination cannot exceed one year unless the security agency approves an extension in the system of record. If the full investigation comes back favorable, the agency updates the temporary determination to final before that year runs out.

Can I start work as soon as I get an interim?

Often, but not for everything. A temporary Secret or Confidential eligibility is valid only for access at the level granted. Restricted Data, COMSEC, and NATO information require a final Secret determination, so an interim may leave you badged yet unable to perform some of the tasks the req was posted for.

I am already cleared. Will my offer convert immediately?

Reciprocity can make it fast. A current eligibility based on an investigation that meets or exceeds the level needed becomes the basis for a new determination without re-investigation, unless significant new derogatory information surfaces. A prior clearance lost to a break in employment does not carry over and requires a new determination.

What happens if my clearance is denied?

An industrial applicant receives a written Statement of Reasons. You submit a written answer that must reach the Defense Office of Hearings and Appeals within 20 days of receiving the SOR, and you must specifically request a hearing in that answer to be entitled to one.

The bottom line for 2026

A contingent offer on a cleared req is a genuine job wrapped around two things you cannot personally accelerate: a government adjudication measured against a standard that resolves doubt against you, and a funded contract that has to survive to award. The regulatory anchors are real. So is the wait. GAO’s 2025 and 2026 reporting says timeliness goals are missed across nearly all phases and the underlying data is mostly inaccurate, and the federal re-badge mandate is now [Reserved]. Until those conditions change, work the offer and hedge it at the same time: get the 45-day commitment in writing, confirm the contract is funded, and keep applying to other cleared reqs until your eligibility is actually granted.